fixed `Quick Start`-Section (changed `deny` to `deny_group`) (found by #118)

index.html

@@ -125,9 +125,9 @@ We will assign access with <code>allow_group()</code> function.</p>
 <span class="pl-s1"></span>
 <span class="pl-s1"><span class="pl-smi">$this</span><span class="pl-k">-&gt;</span><span class="pl-smi">aauth</span><span class="pl-k">-&gt;</span>allow_group(<span class="pl-s"><span class="pl-pds">'</span>hobbits<span class="pl-pds">'</span></span>,<span class="pl-s"><span class="pl-pds">'</span>immortality<span class="pl-pds">'</span></span>);</span></pre></div>
 
-<p>Wait a minute! Hobbits should not have <code>immortality</code>. We need to fix this, we can use <code>deny()</code> to remove the permission.</p>
+<p>Wait a minute! Hobbits should not have <code>immortality</code>. We need to fix this, we can use <code>deny_group()</code> to remove the permission.</p>
 
-<div class="highlight highlight-text-html-php"><pre><span class="pl-s1"><span class="pl-smi">$this</span><span class="pl-k">-&gt;</span><span class="pl-smi">aauth</span><span class="pl-k">-&gt;</span>deny(<span class="pl-s"><span class="pl-pds">'</span>hobbits<span class="pl-pds">'</span></span>,<span class="pl-s"><span class="pl-pds">'</span>immortality<span class="pl-pds">'</span></span>);</span></pre></div>
+<div class="highlight highlight-text-html-php"><pre><span class="pl-s1"><span class="pl-smi">$this</span><span class="pl-k">-&gt;</span><span class="pl-smi">aauth</span><span class="pl-k">-&gt;</span>deny_group(<span class="pl-s"><span class="pl-pds">'</span>hobbits<span class="pl-pds">'</span></span>,<span class="pl-s"><span class="pl-pds">'</span>immortality<span class="pl-pds">'</span></span>);</span></pre></div>
 
 <h4>
 <a id="grant-user-permissions" class="anchor" href="#grant-user-permissions" aria-hidden="true"><span aria-hidden="true" class="octicon octicon-link"></span></a>Grant User Permissions</h4>